Home / 16,801.88-25,208.49-7,440.62

Finding the Fourth Proportional to 16,801.88, 25,208.49 and 7,440.62

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Solution

The fourth proportional to 16,801.88, 25,208.49 and 7,440.62 is: 11,163.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,801.88 : 25,208.49 = 7,440.62 : x
  2. Step 2: Convert to fraction form
    16,801.88/25,208.49 = 7,440.62/x
  3. Step 3: Cross multiply
    16,801.88x = 25,208.49 × 7,440.62
  4. Step 4: Simplify right side
    16,801.88x = 187,566,794.86
  5. Step 5: Solve for x
    x = 187,566,794.86/16,801.88
  6. Step 6: Final answer
    x = 11,163.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.